Home / 18,439,955.36-27,664,044.66-5,661,751.76

Finding the Fourth Proportional to 18,439,955.36, 27,664,044.66 and 5,661,751.76

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Solution

The fourth proportional to 18,439,955.36, 27,664,044.66 and 5,661,751.76 is: 8,493,890.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,439,955.36 : 27,664,044.66 = 5,661,751.76 : x
  2. Step 2: Convert to fraction form
    18,439,955.36/27,664,044.66 = 5,661,751.76/x
  3. Step 3: Cross multiply
    18,439,955.36x = 27,664,044.66 × 5,661,751.76
  4. Step 4: Simplify right side
    18,439,955.36x = 156,626,953,542,473.59
  5. Step 5: Solve for x
    x = 156,626,953,542,473.59/18,439,955.36
  6. Step 6: Final answer
    x = 8,493,890.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.